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Washington, D.C.

$726+ Cheap flights from Santander (SDR) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDR — WAS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Santander to Washington, D.C.

Cheapest flights from Santander to Washington, D.C.
Explore the most affordable flight options available from Santander to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:30 am
SDR
-
IAD
1 stop15h 00m
Iberia
Tue 4/215:00 pm
IAD
-
SDR
1 stop18h 00m
Iberia
Deal found 1/28$726
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:30 am
SDR
-
IAD
1 stop15h 00m
Multiple Airlines
Tue 4/2110:32 am
IAD
-
SDR
2 stops16h 58m
Multiple Airlines
Deal found 1/28$755
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:30 am
SDR
-
DCA
2 stops18h 28m
Multiple Airlines
Tue 4/211:25 pm
DCA
-
SDR
2 stops14h 05m
Multiple Airlines
Deal found 1/28$765
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:30 am
SDR
-
BWI
2 stops16h 34m
Multiple Airlines
Tue 4/2110:55 am
BWI
-
SDR
2 stops16h 35m
Multiple Airlines
Deal found 1/28$818
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:20 am
SDR
-
IAD
1 stop12h 10m
Iberia
Mon 5/185:00 pm
IAD
-
SDR
1 stop18h 00m
Iberia
Deal found 1/28$826
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:20 am
SDR
-
DCA
2 stops15h 43m
Iberia
Mon 5/181:25 pm
DCA
-
SDR
2 stops14h 05m
Iberia
Deal found 1/28$855
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:40 pm
SDR
-
IAD
1 stop27h 50m
Iberia
Fri 4/105:00 pm
IAD
-
SDR
1 stop18h 00m
Iberia
Deal found 1/28$873
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:40 pm
SDR
-
IAD
2 stops30h 55m
Iberia
Sun 4/1210:25 pm
IAD
-
SDR
2 stops29h 05m
Iberia
Deal found 1/28$890
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/189:00 am
SDR
-
IAD
2 stops36h 35m
Iberia
Sun 2/227:08 pm
IAD
-
SDR
2 stops43h 52m
Iberia
Deal found 1/28$893
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:15 pm
SDR
-
IAD
2 stops32h 55m
Iberia
Sun 4/1210:25 pm
IAD
-
SDR
2 stops29h 05m
Iberia
Deal found 1/28$920
This Iberia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:15 pm
SDR
-
IAD
2 stops32h 55m
Iberia
Fri 4/105:00 pm
IAD
-
SDR
1 stop18h 00m
Iberia
Deal found 1/28$931
This Iberia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:30 am
SDR
-
DCA
2 stops18h 03m
Iberia
Sun 2/221:30 pm
DCA
-
SDR
2 stops25h 30m
Iberia
Deal found 1/27$966

Find flight deals from Santander to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Santander (SDR) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$726
(Iberia)
Provider with most accurate pricing for Santander-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santander-Washington, D.C. (WAS) flights.
Search Deals
From Santander to Washington, D.C. (WAS)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santander to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Santander to Washington, D.C. that are best for you.

Fly from

Santander

Fly to

Washington, D.C.

Route

Depart

Return

Price

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Mon 4/13

6:30 am-3:30 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Tue 4/21

5:00 pm-5:00 pm

1 stop18h 00m

$726

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Mon 4/13

6:30 am-3:30 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Tue 4/21

10:32 am-9:30 am

2 stops16h 58m

$755

SantanderWashington, D.C.

SDR - DCA

SDRDCA

Santander

Mon 4/13

6:30 am-6:58 pm

2 stops18h 28m

Washington, D.C. Reagan-National

Tue 4/21

1:25 pm-9:30 am

2 stops14h 05m

$765

SantanderBaltimore

SDR - BWI

SDRBWI

Santander

Mon 4/13

6:30 am-5:04 pm

2 stops16h 34m

Baltimore/Washington

Tue 4/21

10:55 am-9:30 am

2 stops16h 35m

$818

SantanderWashington, D.C.

SDR - DCA

SDRDCA

Santander

Sat 5/9

9:20 am-7:03 pm

2 stops15h 43m

Washington, D.C. Reagan-National

Mon 5/18

1:25 pm-9:30 am

2 stops14h 05m

$855

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Mon 3/30

5:40 pm-3:30 pm

1 stop27h 50m

Washington, D.C. Dulles Intl

Fri 4/10

5:00 pm-5:00 pm

1 stop18h 00m

$873

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Mon 3/30

6:40 pm-7:35 pm

2 stops30h 55m

Washington, D.C. Dulles Intl

Sun 4/12

10:25 pm-9:30 am

2 stops29h 05m

$890

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Wed 2/18

9:00 am-3:35 pm

2 stops36h 35m

Washington, D.C. Dulles Intl

Sun 2/22

7:08 pm-9:00 pm

2 stops43h 52m

$893

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Tue 3/31

4:15 pm-7:10 pm

2 stops32h 55m

Washington, D.C. Dulles Intl

Sun 4/12

10:25 pm-9:30 am

2 stops29h 05m

$920

SantanderWashington, D.C.

SDR - IAD

SDRIAD

Santander

Tue 3/31

4:15 pm-7:10 pm

2 stops32h 55m

Washington, D.C. Dulles Intl

Fri 4/10

5:00 pm-5:00 pm

1 stop18h 00m

$931

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 16 results
1
2
  • Most accurate provider: When it comes to deals on Santander-Washington, D.C. flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Santander-Washington, D.C. flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Santander-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santander-Washington, D.C. flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santander-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santander to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Santander with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santander to Washington, D.C.

What is the cheapest month to book a flight from Santander to Washington, D.C.?

Currently, October is the cheapest month in which you can book a flight from Santander to Washington, D.C. (average of $376). Flying from Santander to Washington, D.C. in July is currently the most expensive (average of $661). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santander to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santander to Washington, D.C.?

    For a flight from Santander to Washington, D.C., you will be flying from Santander. Santander (SDR) is just 2.5 mi from the center of the city. Santander is the only Santander airport and it handles 0 outbound flights to Washington, D.C. per day. 0 airlines have flights to Washington, D.C. from Santander on a regular basis.

  • How long is the flight from Santander to Washington, D.C.?

    There are many flights that can get you from Santander to Washington, D.C. in 15h. Fly via Iberia to get the fastest option. Santander and Washington, D.C. are separated by a distance of 3711 mi.

  • What are the most popular routes from Santander to Washington, D.C.?

    The most popular route from Santander to Washington, D.C. is Santander - Washington, D.C. Dulles Intl. You may also consider Santander - Baltimore/Washington or Santander - Washington, D.C. Reagan-National.

  • Can I find deals for flights from Santander to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Santander to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santander to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santander to Washington, D.C..

  • Can I find deals for business class flights from Santander to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Santander to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santander to Washington, D.C.?

    Currently, October is the cheapest month in which you can book a flight from Santander to Washington, D.C. (average of $376). Flying from Santander to Washington, D.C. in July is currently the most expensive (average of $661). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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Alternative routes for Santander to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
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